Files
OpenRA/OpenRA.Mods.Common/Traits/Air/AttackBomber.cs
2019-05-24 10:47:57 +02:00

94 lines
2.6 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2019 The OpenRA Developers (see AUTHORS)
* This file is part of OpenRA, which is free software. It is made
* available to you under the terms of the GNU General Public License
* as published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version. For more
* information, see COPYING.
*/
#endregion
using System;
using System.Linq;
using OpenRA.Activities;
using OpenRA.Traits;
namespace OpenRA.Mods.Common.Traits
{
public class AttackBomberInfo : AttackBaseInfo
{
[Desc("Tolerance for attack angle. Range [0, 128], 128 covers 360 degrees.")]
public readonly new int FacingTolerance = 2;
public override object Create(ActorInitializer init) { return new AttackBomber(init.Self, this); }
}
public class AttackBomber : AttackBase, ITick, ISync, INotifyRemovedFromWorld
{
readonly AttackBomberInfo info;
[Sync]
Target target;
[Sync]
bool inAttackRange;
[Sync]
bool facingTarget = true;
public event Action<Actor> OnRemovedFromWorld = self => { };
public event Action<Actor> OnEnteredAttackRange = self => { };
public event Action<Actor> OnExitedAttackRange = self => { };
public AttackBomber(Actor self, AttackBomberInfo info)
: base(self, info)
{
this.info = info;
}
void ITick.Tick(Actor self)
{
var dat = self.World.Map.DistanceAboveTerrain(target.CenterPosition);
target = Target.FromPos(target.CenterPosition - new WVec(WDist.Zero, WDist.Zero, dat));
var wasInAttackRange = inAttackRange;
var wasFacingTarget = facingTarget;
inAttackRange = false;
facingTarget = TargetInFiringArc(self, target, info.FacingTolerance);
foreach (var a in Armaments)
{
if (!target.IsInRange(self.CenterPosition, a.MaxRange()))
continue;
inAttackRange = true;
a.CheckFire(self, facing, target);
}
// Actors without armaments may want to trigger an action when it passes the target
if (!Armaments.Any())
inAttackRange = !wasInAttackRange && !facingTarget && wasFacingTarget;
if (inAttackRange && !wasInAttackRange)
OnEnteredAttackRange(self);
if (!inAttackRange && wasInAttackRange)
OnExitedAttackRange(self);
}
public void SetTarget(World w, WPos pos) { target = Target.FromPos(pos); }
void INotifyRemovedFromWorld.RemovedFromWorld(Actor self)
{
OnRemovedFromWorld(self);
}
public override Activity GetAttackActivity(Actor self, Target newTarget, bool allowMove, bool forceAttack)
{
throw new NotImplementedException("AttackBomber requires a scripted target");
}
}
}